:root {
    --primary: #0a84ff;
    --primary-dark: #0066cc;
    --secondary: #ff375f;
    --accent: #bf5af2;
    --dark: #121212;
    --darker: #0a0a0a;
    --card-bg: rgba(25, 25, 25, 0.8);
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --gradient: linear-gradient(135deg, var(--primary), var(--accent));
    --glow: 0 0 15px rgba(10, 132, 255, 0.5);
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html, body {
    height: 100%;
    scroll-behavior: smooth;
}
/* Скрываем скроллбар */
html::-webkit-scrollbar, body::-webkit-scrollbar {
    width: 0;
    height: 0;
    display: none;
}
body {
    background: linear-gradient(135deg, var(--darker) 0%, var(--dark) 100%);
    color: var(--text-primary);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    display: flex;
    flex-direction: column;
    user-select: none;
    overflow-x: hidden;
    position: relative;
}
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(59, 92, 255, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(191, 90, 242, 0.15) 0%, transparent 40%);
    z-index: -1;
}
header {
    padding: 15px 5% !important;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap;
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(10, 10, 10, 0.8);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}
header.scrolled {
    padding: 10px 5% !important;
    background: rgba(10, 10, 10, 0.95)!important;
}
.header-content {
    display: flex;
    align-items: center;
    width: 100%;
    justify-content: space-between;
}
.logo-container {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: transform 0.3s;
}
.logo {
    border-radius: 12px;
    background: var(--gradient);
    width: 45px;
    height: 45px;
    margin-right: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--glow);
    transition: all 0.3s ease;
}
.logo i {
    font-size: 20px;
    color: white;
}
.headerTitle {
    font-size: 1.4rem;
    white-space: nowrap;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 10px;
}
.nav-item {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 8px 16px !important;
    white-space: nowrap;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}
.nav-link {
    color: var(--text-primary) !important;
    font-size: 0.95rem;
    padding: 0 !important;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}
.nav-link i {
    font-size: 14px;
}
main {
    flex: 1;
    padding: 100px 5% 90px;
    max-width: 900px;
    margin: 0 auto;
    width: 100%;
}
.content {
    position: relative;
    z-index: 1;
    padding: 30px;
    width: 100%;
    border-radius: 16px;
    background: var(--card-bg);
    margin-bottom: 30px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.4s ease;
}
.content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient);
}
.contentTitle {
    font-size: 1.6rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 12px;
}
.contentTitle i {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.4rem;
}
.contentParagraph {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 20px;
    color: var(--text-secondary);
}
.feature-list {
    list-style: none;
    margin-bottom: 25px;
}
.feature-list li {
    font-size: 0.95rem;
    margin-bottom: 10px;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}
.feature-list li::before {
    content: '•';
    color: var(--primary);
    font-weight: bold;
    flex-shrink: 0;
}
.command-box {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 15px;
    margin: 20px 0;
    position: relative;
    overflow: hidden;
}
.command {
    font-family: 'Courier New', monospace;
    color: var(--text-primary);
    font-size: 1rem;
    word-break: break-all;
}
.copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 6px;
    color: var(--text-primary);
    padding: 5px 10px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}
.copy-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}
.step-box {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
    gap: 15px;
}
.step-number {
    background: var(--gradient);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}
.step-content {
    flex: 1;
}
.step-title {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--text-primary);
    font-weight: 600;
}
.warning-box {
    background: rgba(255, 55, 95, 0.1);
    border: 1px solid rgba(255, 55, 95, 0.3);
    border-radius: 10px;
    padding: 15px;
    margin: 20px 0;
}
.warning-title {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 10px;
}
.warning-title i {
    font-size: 1.2rem;
}
.info-box {
    background: rgba(10, 132, 255, 0.1);
    border: 1px solid rgba(10, 132, 255, 0.3);
    border-radius: 10px;
    padding: 15px;
    margin: 20px 0;
}
.info-title {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 10px;
}
.info-title i {
    font-size: 1.2rem;
}
.glow-on-hover {
    width: 100%;
    max-width: 220px;
    height: 48px;
    border: none;
    outline: none;
    background: var(--gradient);
    cursor: pointer;
    position: relative;
    z-index: 0;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    font-size: 1rem;
    margin-top: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    overflow: hidden;
    transition: all 0.3s ease;
}
.back-to-top {
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: var(--glow);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    transition: all 0.3s ease;
}
.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}
footer {
    z-index: 100;
    padding: 20px 5% !important;
    border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
    background: rgba(10, 10, 10, 0.9);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    width: 100%;
    margin-top: auto;
    flex-shrink: 0;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.footer-logo {
    width: 35px;
    height: 35px;
    margin-right: 12px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--glow);
}
.footer-logo i {
    font-size: 16px;
    color: white;
}
.footer-text {
    font-size: 0.9rem;
    white-space: nowrap;
    margin-right: 10px;
    color: var(--text-secondary);
}
.footer-message {
    font-size: 0.85rem;
    text-align: right;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex-grow: 1;
}
.section-number {
    font-size: 1rem;
    color: var(--primary);
    font-weight: 600;
    margin-right: 10px;
}
.highlight-text {
    color: var(--text-primary);
    font-weight: 600;
}
@media (max-width: 768px) {
    header {
        padding: 12px 4% !important;
    }
    
    .headerTitle {
        font-size: 1.2rem;
    }
    
    .nav-link span {
        display: none;
    }
    
    .nav-link i {
        font-size: 16px;
    }
    
    main {
        padding: 90px 4% 80px;
    }
    
    .content {
        padding: 20px;
    }
    
    .contentTitle {
        font-size: 1.4rem;
    }
    
    footer {
        padding: 15px 4% !important;
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .footer-text {
        font-size: 0.8rem;
        margin-right: 0;
    }
    
    .footer-message {
        font-size: 0.75rem;
        text-align: center;
    }
    
    .back-to-top {
        bottom: 70px;
        right: 15px;
        width: 45px;
        height: 45px;
    }
}
@media (min-width: 1280px) {
    .content:hover {
        transform: translateY(-8px);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    }
    
    .back-to-top:hover {
        transform: translateY(-5px);
    }
    
    .logo-container:hover {
        transform: translateY(-2px);
    }
    
    .logo:hover {
        transform: rotate(10deg);
        box-shadow: 0 0 20px rgba(10, 132, 255, 0.7);
    }
    
    .glow-on-hover:hover {
        transform: translateY(-3px);
        box-shadow: 0 7px 20px rgba(10, 132, 255, 0.4);
    }
    
    .nav-item:hover {
        background: rgba(255, 255, 255, 0.12);
        transform: translateY(-2px);
    }
}